<template>
    <div>
        <div class="mui-numbox" data-numbox-min='1'>
            <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
            <input id="test" class="mui-input-numbox" type="number" value="1" @change="sendNumber" ref="numbox"/>
            <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
        </div>
    </div>
</template>

<script>
    import mui from '../../lib/mui/js/mui.js'

    export default {
        mounted() {
            mui('.mui-numbox').numbox()
        },
        props:['maxNum'],
        methods: {
            sendNumber() {
                this.$emit('buyNumber', parseInt(this.$refs.numbox.value))
            }
        },
        watch: {
            'maxNum': function( newVal, oldVal ) {
                mui('.mui-numbox').numbox().setOption('max', newVal)
            }
        },
    }
</script>

<style lang="scss" scoped>
.mui-numbox{
    height: 28px;
}
</style>